-- @owner: opentestcase023
-- @date: 2022/02/24
-- @testpoint: 在视图上创建update on before触发器，合理报错

--step1:建表;expect:成功
drop table if exists t_trigger_src cascade;
drop table if exists t_trigger_des cascade;
create table t_trigger_src(id1 int, id2 int, id3 int) with (storage_type=ustore);
create table t_trigger_des(id1 int, id2 int, id3 int) with (storage_type=ustore);

--step2:在视图上创建update on before触发器;expect:合理报错
create or replace view t_trigger_src_view1 as select * from t_trigger_src;
create or replace function tri_update_func() returns trigger as
$$
  declare
  begin
  update t_trigger_des set id3 = new.id3 where id1=old.id1;
  return new;
  end
$$ language plpgsql;
/
create trigger update_trigger before update on t_trigger_src_view1
   for each row
   execute procedure tri_update_func();
/

--step3:清理环境;expect:成功
drop table if exists t_trigger_src cascade;
drop table if exists t_trigger_des cascade;
   
   

